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| Commodity | 2005 | 2006 | 2010 |
| Microphones & stands therefor | $1,097,964 | $864,966 | $2,093,018 |
| Single loudspeakers, mounted in their enclosures | $3,718,792 | $1,295,849 | $5,152,989 |
| Multiple loudspeakers, mounted in the same enclosure | $1,775,376 | $876,502 | $3,845,694 |
| Loudspeakers n.e.s. in 85.18, whether or not mounted in their enclosures | $10,930,324 | $4,497,929 | $31,557,755 |
| Headphones & earphones, whether or not combined with a microphone, & sets c ... | $1,619,117 | $832,061 | $4,777,667 |
| Audio-frequency elec. amplifiers | $490,065 | $35,611 | $88,583 |
| Electric sound amplifier sets | $2,866,258 | $1,115,420 | $4,664,151 |
| Parts of the app. & equip. of 85.18 | $3,168,506 | $634,212 | $2,820,666 |
| Total | $25,666,402 | $10,152,550 | $55,000,523 |
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